Biology 12th Edition

by
Mader, Sylvia; Windelspecht, Michael

Published by
McGraw-Hill Education

ISBN 10:
0-07802-426-9

ISBN 13:
978-0-07802-426-9

Chapter 20 - Viruses, Bacteria, and Archaea - Assess - Page 371: 5

Answer

c. They are all parasitic.

Work Step by Step

Prokaryotes are both archaea and bacteria. They are fully functioning, living, single celled organisms. They evolved early in history in life and unlike eukaryotes, they lack a nucleus. Despite the fact that some bacteria may be parasitic, not all prokaryotes are parasitic. Cyanobacteria, for example, is not parasitic. Therefore, what is not true about prokaryotes is c. They are all parasitic.